1. The Department of Paediatrics Jinshan Hospital Fudan University Shanghai China
2. The Center for Paediatric Liver Diseases Children's Hospital of Fudan University Shanghai China
3. Department of Paediatrics Shanghai Medical College of Fudan University Shanghai China
4. Electron Microscopy Core Laboratory Shanghai Medical College Fudan University Shanghai China
5. Institut für Pathologie Medizinische Universität Graz Graz Austria